GL
George Leonard — 1940 US Census Record
Linked across censuses1940 United States Federal Census · Bergen-County, New Jersey
Our Model Tree links this George Leonard across the 1930 and 1940 US Censuses in Bergen-County, New Jersey (XGBoost, ~Confirmed) — first a son (b.~1923), then head of a 9-person household.
Age 17
b. ~1923
Male
Son
Born: New Jersey
Single
1940 Census Record Details
| Census Year | 1940 |
| Location | Bergen-County, New Jersey |
| Surname | Leonard |
| Given Name | George J. Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Hackensack |
| 1935 Residence (County) | Bergen |
| Additional Details | |
| Highest Grade | Hs 4 |
| 1935 Residence | Same House |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
| Township / Ward | Hackensack |
| Est. Birth Year | ~1923 |
Household Members
Census records only state relationship to the household head.
Pairwise kinship is derived (~90–95% accurate), not recorded.
Step/blended families and boarders can break it.
9 people recorded at the same address in the 1940 census.
| Name | Relation to head | Relative to George | Age | Birth yr |
|---|---|---|---|---|
| Lawrence Leonard | Son | — | 11 | ~1929 |
| William Leonard | Son | — | 15 | ~1925 |
| Alfreda Leonard | Spouse | — | 45 | ~1895 |
| John Leonard | Son | — | 16 | ~1924 |
| George Leonard | Son | — | 17 | ~1923 |
| Mary Leonard | Daughter | — | 10 | ~1930 |
| Paul Leonard | Son | — | 13 | ~1927 |
| George Leonard | Head | — | 51 | ~1889 |
| Susan Schremp | Other | — | 61 | ~1879 |
Census Appearances
1930
Bergen, New …
Son, age 7
Bergen, New Jersey · implied b. ~1923 — 10 household members
●
Primary link
· ~Confirmed · 2 sources
XGBoost
Household
| Surname | Leonard |
| Given Name | George J. Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 7 |
| Marital Status | Single |
| Birthplace | New Jersey |
| Father's Birthplace | Massachusetts |
| Mother's Birthplace | New Jersey |
| Can Read/Write | Yes |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
1940
Bergen-County, New …
Son, age 17
Bergen-County, New Jersey · implied b. ~1923 — 9 household members
| Surname | Leonard |
| Given Name | George J. Jr. |
| Relationship to Head | Son |
| Sex | M |
| Color / Race | White |
| Age | 17 |
| Marital Status | Single |
| Birthplace | New Jersey |
| 1935 Residence (City) | Hackensack |
| 1935 Residence (County) | Bergen |
| Highest Grade | Hs 4 |
| 1935 Residence | Same House |
| Birth State | New Jersey |
| Birth Country | United States |
| Birthplace (normalized) | new jersey |
Model Tree
An inferred pedigree reconstructed from census links — up to 4 generations within the 1900–1950 window. Closer generations are built from household co-residence; deeper ones are bridged by following a relative to their own childhood census. Confidence compounds and weakens with each generation.
Our Model Tree links George Leonard across 2 US Census years (1930 and 1940) in 2 locations, using XGBoost record linkage.
Show:
This person
Anchor record
George Leonard
Son · 1940 · age 17 · b. ~1923 · New Jersey
★ You are viewing this record
Sibling
John Leonard
Sibling · 1940 · age 16
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Lawrence Leonard
Sibling · 1940 · age 11
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
William Leonard
Sibling · 1940 · age 15
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Paul Leonard
Sibling · 1940 · age 13
Source co-child of head (derived)
● Co-child · derived · ~0.88
Sibling
Mary Leonard
Sibling · 1940 · age 10
Source co-child of head (derived)
● Co-child · derived · ~0.88
Confirmed / household (~0.90+)
Probable / derived (~0.65–0.89)
Candidate (<0.65, unverified)
Original Census Page
1940 US Federal Census — Bergen-County, New Jersey
Open full size
1940 US Federal Census — Bergen-County, New Jersey
Page Contents
39 people indexed on this census page (nara:1940:m-t0627-02309-00469)
| Line | Name | Age | Relation | Occupation | Birthplace |
|---|---|---|---|---|---|
| 1 | Carolyn M. Andrew | 50 | Wife | — | New Jersey |
| 2 | Ruth C. Andrew | 20 | Daughter | Teacher | New Jersey |
| 3 | Carl Lindemann | 49 | Head | Manufacturer | New York |
| 4 | Dorothy Lindemann | 40 | Wife | — | New York |
| 5 | Carl Jr. (Carl) Lindemann | 17 | Son | — | New Jersey |
| 6 | Catherine Lindemann | 15 | Daughter | — | New Jersey |
| 7 | Dorothy Lindemann | 14 | Daughter | — | New Jersey |
| 8 | Dora Woheke | 53 | Maid | Houseworker | Germany |
| 9 | Gordon Brown | 65 | Head | Executive | New York |
| 10 | Margery Brown | 49 | Wife | — | New York |
| 11 | Margery Catherine Brown | 30 | Daughter | — | New York |
| 12 | Barbara Elizabeth Brown | 19 | Daughter | — | New Jersey |
| 13 | Mary W. Rogers | 70 | Mother-in-law | — | New York |
| 14 | Sally Madill | 30 | Maid | Houseworker | Northern Ireland |
| 15 | George J. Leonard | 51 | Head | Manufacturer | Massachusetts |
| 16 | Alfreda Leonard | 45 | Wife | — | New Jersey |
| 17 | George J. Jr. Leonard THIS PERSON | 17 | Son | — | New Jersey |
| 18 | John F. Leonard | 16 | Son | — | New Jersey |
| 19 | William M. Leonard | 15 | Son | — | New Jersey |
| 20 | Paul A. Leonard | 13 | Son | — | New Jersey |
| 21 | Lawrence Leonard | 11 | Son | — | New Jersey |
| 22 | Mary Louise Leonard | 10 | Daughter | — | New Jersey |
| 23 | Susan Schremp | 61 | Maid | Cook | New York |
| 24 | Arthur E. Koeppel | 48 | Head | Secy + Treas. | New York |
| 25 | Gertrude M. Koeppel | 49 | Wife | — | New York |
| 26 | Arthur E. Jr. Koeppel | 22 | Son | Messenger | New York |
| 27 | Howard S. Kennedy | 63 | Head | Executive | New Jersey |
| 28 | Althea F. Kennedy | 60 | Wife | — | New Jersey |
| 29 | Leon T. Conway | 51 | Head | Manager | Maine |
| 30 | Florence M. Conway | 47 | Wife | — | Canada-English |
| 31 | Lily L. Hart | 61 | Head | — | Canada-English |
| 32 | Douglas Hart | 30 | Son | Instructor | New Jersey |
| 33 | Dr. Frederick W. Weber | 69 | Head | — | Germany |
| 34 | Paula Elizabeth Weber | 62 | Wife | — | Germany |
| 35 | Fredda Alexandra Weber | 33 | Daughter | Secretary | New York |
| 36 | Alexander A. Altschuler | 77 | Head | — | Kentucky |
| 37 | Lue E. Altschuler | 70 | Wife | — | Iowa |
| 38 | Dr. Maurice A. Lynch | 38 | Head | Doctor | Virginia |
| 39 | Theresa Lynch | 34 | Wife | — | Pennsylvania |
Related Census Records
About This Record & Model Tree
This record was independently indexed by YourRoots from the 1940 United States Federal Census (NARA). Our Model Tree links this person across census decades using XGBoost-based record linkage, with per-link confidence scores. Household corroboration strengthens the signal when co-residents appear on the same census pages in multiple years.
Source: National Archives and Records Administration (NARA)